Reaction tube



FIG. 1 is a front, top and right side perspective view of a reaction tube showing our new design;

FIG. 2 is a rear, top and left side perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is a cross sectional view taken along line 9-9 in FIG. 3;

FIG. 10 is a cross sectional view taken along line 10-10 in FIG. 3;

FIG. 11 is a cross sectional view taken along line 11-11 in FIG. 3;

FIG. 12 is a cross sectional view taken along line 12-12 in FIG. 3;

FIG. 13 is a cross sectional view taken along line 13-13 in FIG. 5; and,

FIG. 14 is a cross sectional view taken along line 14-14 in FIG. 5.

The broken lines shown in the drawings represent portions of the reaction tube that form no part of the claimed design. 

CLAIM The ornamental design for a reaction tube, as shown and described. 